Question: When did Kelsey Grammer become the spouse of Camille Grammer?
Paraphrase: When did Kelsey Grammer and Camille Grammer marry?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q196560 p:P26 ?s . ?s ps:P26 wd:Q2034653 . ?s pq:P580 ?value}